{"id":"S85062929","label":"Humic acid","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85062929","normalized_label":"humic acid","broader":["http://id.loc.gov/authorities/subjects/sh85000537"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85062929","provider":"lcsh","revision":"6cc747b9bff6e139","taxonomy_revision":"f050b5d4780b1289","title":"Humic acid","url":"/topics/S85062929","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"864704615793690112","address_version":"morton4x16-v1","coordinates":[0,20,18388,17408],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}